How hard is it to hack a blockchain?

On one hand, bitcoin itself is very difficult to hack, and that is largely due to the blockchain technology which supports it. As blockchain is constantly being reviewed by bitcoin users, hacks are unlikely .

Thieves steal money in blockchain by exploiting every detail of the design, implementation and execution of these networks . Blockchains are distributed records (chains) of transactions (blocks). Members of the network are incentived to validate, record and announce the records.

Security Concerns of Bitcoin Bitcoin’s blockchain has never been hacked , and zero counterfeit currency has ever been uttered on the network.

Blockchain technology is secure as it is decentralised and distributed . There is no single point of failure, which makes it much harder to corrupt. Hacking into one part of the system cannot affect other parts.